dc26651a96
NetBSD adapted and committed our r350620. Update to their version 1.8. Reviewed by: ngie Obtained from: NetBSD MFC after: 1 week Sponsored by: Dell EMC Isilon Differential Revision: https://reviews.freebsd.org/D21279
155 lines
4.3 KiB
C
155 lines
4.3 KiB
C
/* $NetBSD: t_condwait.c,v 1.8 2019/08/11 11:42:23 martin Exp $ */
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/*
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* Copyright (c) 2013 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__RCSID("$NetBSD: t_condwait.c,v 1.8 2019/08/11 11:42:23 martin Exp $");
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#include <sys/time.h>
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#include <errno.h>
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#include <pthread.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <time.h>
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#include <unistd.h>
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#include <atf-c.h>
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#include "isqemu.h"
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#include "h_common.h"
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#define WAITTIME 2 /* Timeout wait secound */
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static const int debug = 1;
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static void *
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run(void *param)
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{
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struct timespec ts, to, te, twmin, twmax;
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clockid_t clck;
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pthread_condattr_t attr;
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pthread_cond_t cond;
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pthread_mutex_t m = PTHREAD_MUTEX_INITIALIZER;
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int ret = 0;
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clck = *(clockid_t *)param;
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PTHREAD_REQUIRE(pthread_condattr_init(&attr));
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PTHREAD_REQUIRE(pthread_condattr_setclock(&attr, clck));
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pthread_cond_init(&cond, &attr);
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ATF_REQUIRE_EQ((ret = pthread_mutex_lock(&m)), 0);
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ATF_REQUIRE_EQ(clock_gettime(clck, &ts), 0);
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to = ts;
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if (debug)
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printf("started: %lld.%09ld sec\n", (long long)to.tv_sec,
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to.tv_nsec);
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ts.tv_sec += WAITTIME; /* Timeout wait */
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switch (ret = pthread_cond_timedwait(&cond, &m, &ts)) {
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case ETIMEDOUT:
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/* Timeout */
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ATF_REQUIRE_EQ(clock_gettime(clck, &te), 0);
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timespecsub(&te, &to, &to);
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if (debug) {
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printf("timeout: %lld.%09ld sec\n",
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(long long)te.tv_sec, te.tv_nsec);
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printf("elapsed: %lld.%09ld sec\n",
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(long long)to.tv_sec, to.tv_nsec);
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}
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twmin.tv_sec = WAITTIME;
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twmin.tv_nsec = 0;
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if (isQEMU()) {
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struct timespec td, t;
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// td.tv_sec = 0;
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// td.tv_nsec = 900000000;
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t = twmin;
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// timespecsub(&t, &td, &twmin);
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td.tv_sec = 2;
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td.tv_nsec = 500000000;
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timespecadd(&t, &td, &twmax);
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} else {
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twmax = twmin;
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twmax.tv_sec++;
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}
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ATF_REQUIRE(timespeccmp(&to, &twmin, >=));
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ATF_REQUIRE(timespeccmp(&to, &twmax, <=));
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break;
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default:
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ATF_REQUIRE_MSG(0, "pthread_cond_timedwait: %s", strerror(ret));
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}
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ATF_REQUIRE_MSG(!(ret = pthread_mutex_unlock(&m)),
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"pthread_mutex_unlock: %s", strerror(ret));
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pthread_exit(&ret);
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}
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static void
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cond_wait(clockid_t clck, const char *msg) {
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pthread_t child;
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if (debug)
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printf( "**** %s clock wait starting\n", msg);
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ATF_REQUIRE_EQ(pthread_create(&child, NULL, run, &clck), 0);
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ATF_REQUIRE_EQ(pthread_join(child, NULL), 0); /* wait for terminate */
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if (debug)
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printf( "**** %s clock wait ended\n", msg);
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}
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ATF_TC(cond_wait_real);
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ATF_TC_HEAD(cond_wait_real, tc)
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{
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atf_tc_set_md_var(tc, "descr", "Checks pthread_cond_timedwait "
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"with CLOCK_REALTIME");
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}
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ATF_TC_BODY(cond_wait_real, tc) {
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cond_wait(CLOCK_REALTIME, "CLOCK_REALTIME");
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}
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ATF_TC(cond_wait_mono);
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ATF_TC_HEAD(cond_wait_mono, tc)
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{
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atf_tc_set_md_var(tc, "descr", "Checks pthread_cond_timedwait "
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"with CLOCK_MONOTONIC");
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}
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ATF_TC_BODY(cond_wait_mono, tc) {
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cond_wait(CLOCK_MONOTONIC, "CLOCK_MONOTONIC");
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}
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ATF_TP_ADD_TCS(tp)
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{
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ATF_TP_ADD_TC(tp, cond_wait_real);
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ATF_TP_ADD_TC(tp, cond_wait_mono);
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return atf_no_error();
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}
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